| CIBFX | RIRBX | CIBFX / RIRBX | |
| Total Expense Ratio | 0.64 | 1.35 | 47% |
| Annual Report Gross Expense Ratio | 0.64 | 1.35 | 47% |
| Fund Existence | 25 years | 24 years | - |
| Gain YTD | 7.503 | 7.173 | 105% |
| Front Load | N/A | N/A | - |
| Min. Initial Investment | 250 | 250 | 100% |
| Min. Initial Investment IRA | N/A | N/A | - |
| Net Assets | 127B | 127B | 100% |
| Annual Yield % from dividends | 2.67 | 2.02 | 132% |
| Returns for 1 year | 12.42 | 11.63 | 107% |
| Returns for 3 years | 41.88 | 38.92 | 108% |
| Returns for 5 years | 35.29 | 31.34 | 113% |
| Returns for 10 years | 65.05 | 59.04 | 110% |